summaryrefslogtreecommitdiffstats
path: root/src/urlnavigator.cpp
blob: 3f01e1b4d0bf5968d0634a85dfa6756c0a3b1c80 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
/***************************************************************************
 *   Copyright (C) 2006 by Peter Penz ([email protected])                  *
 *   Copyright (C) 2006 by Aaron J. Seigo (<[email protected]>)               *
 *   Copyright (C) 2006 by Patrice Tremblay                                *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
 ***************************************************************************/

#include "urlnavigator.h"

#include <assert.h>
#include <kurl.h>
#include <tqobjectlist.h>
#include <tqcombobox.h>
#include <klocale.h>
#include <kiconloader.h>
#include <tqpopupmenu.h>
#include <tqlineedit.h>
#include <tqpushbutton.h>
#include <tqsizepolicy.h>
#include <tqtooltip.h>
#include <tqfont.h>
#include <tqlistbox.h>

#include <kio/job.h>
#include <kurlcombobox.h>
#include <kurlcompletion.h>
#include <kbookmarkmanager.h>

#include "dolphin.h"
#include "dolphinsettings.h"
#include "bookmarkselector.h"
#include "dolphinstatusbar.h"
#include "urlnavigatorbutton.h"
#include "dolphinview.h"

URLNavigator::HistoryElem::HistoryElem()
 :  m_url(),
    m_currentFileName(),
    m_contentsX(0),
    m_contentsY(0)
{
}

URLNavigator::HistoryElem::HistoryElem(const KURL& url)
 :  m_url(url),
    m_currentFileName(),
    m_contentsX(0),
    m_contentsY(0)
{
}

URLNavigator::HistoryElem::~HistoryElem()
{
}

URLNavigator::URLNavigator(const KURL& url,
                           DolphinView* dolphinView) :
    TQHBox(dolphinView),
    m_historyIndex(0),
    m_dolphinView(dolphinView)
{
    m_history.prepend(HistoryElem(url));

    TQFontMetrics fontMetrics(font());
    setMinimumHeight(fontMetrics.height() + 8);

    m_toggleButton = new TQPushButton(SmallIcon("editurl"), 0, this);
    m_toggleButton->setFlat(true);
    m_toggleButton->setToggleButton(true);
    m_toggleButton->setFocusPolicy(TQ_NoFocus);
    m_toggleButton->setMinimumHeight(minimumHeight());
    connect(m_toggleButton, TQT_SIGNAL(clicked()),
            this, TQT_SLOT(slotClicked()));
    if (DolphinSettings::instance().isURLEditable()) {
        m_toggleButton->toggle();
    }

    m_bookmarkSelector = new BookmarkSelector(this);
    connect(m_bookmarkSelector, TQT_SIGNAL(bookmarkActivated(int)),
            this, TQT_SLOT(slotBookmarkActivated(int)));

    m_pathBox = new KURLComboBox(KURLComboBox::Directories, true, this);

    KURLCompletion* kurlCompletion = new KURLCompletion(KURLCompletion::DirCompletion);
    m_pathBox->setCompletionObject(kurlCompletion);
    m_pathBox->setAutoDeleteCompletionObject(true);

    connect(m_pathBox, TQT_SIGNAL(returnPressed(const TQString&)),
            this, TQT_SLOT(slotReturnPressed(const TQString&)));
    connect(m_pathBox, TQT_SIGNAL(urlActivated(const KURL&)),
            this, TQT_SLOT(slotURLActivated(const KURL&)));

    connect(dolphinView, TQT_SIGNAL(contentsMoved(int, int)),
            this, TQT_SLOT(slotContentsMoved(int, int)));
    updateContent();
}

URLNavigator::~URLNavigator()
{
}

void URLNavigator::setURL(const KURL& url)
{
    TQString urlStr(url.prettyURL());

    if (url.protocol() == "zip") {
       bool stillInside = false;
       if (KMimeType::findByPath(url.url(-1))
           ->is("application/x-zip")) {
           stillInside = true;
       }
       else {
           KURL url1 = url.upURL();
           while (url1 != url1.upURL()) {
               if (KMimeType::findByPath(url1.url(-1))
                   ->is("application/x-zip")) {
                   stillInside = true;
                   break;
               }
               url1 = url1.upURL();
           }
       }
       if (!stillInside)
       {
           // Drop the zip:/ protocol since we are not in the zip anymore
           urlStr = url.path();
       }
    }
    else if (url.protocol() == "tar")
    {
       bool stillInside = false;
       KMimeType::Ptr kmp = 
           KMimeType::findByPath(url.url(-1));
       if (kmp->is("application/x-tar") ||
           kmp->is("application/x-tarz") ||
           kmp->is("application/x-tbz") || 
           kmp->is("application/x-tgz") || 
           kmp->is("application/x-tzo")
           ) {
           stillInside = true;
       }
       else {
           KURL url1 = url.upURL();
           while (url1 != url1.upURL()) {
               KMimeType::Ptr kmp =
                   KMimeType::findByPath(url1.url(-1));
               if (kmp->is("application/x-tar") ||
                   kmp->is("application/x-tarz") ||
                   kmp->is("application/x-tbz") || 
                   kmp->is("application/x-tgz") || 
                   kmp->is("application/x-tzo")
                   ) {
                   stillInside = true;
                   break;
               }
               url1 = url1.upURL();
           }
       }
       if (!stillInside)
       {
           // Drop the tar:/ protocol since we are not in the tar anymore
           urlStr = url.path();
       }
    }


    if (urlStr.at(0) == '~') {
        // tqreplace '~' by the home directory
        urlStr.remove(0, 1);
        urlStr.insert(0, TQDir::home().path());
    }

    const KURL transformedURL(urlStr);

    if (m_historyIndex > 0) {
        // Check whether the previous element of the history has the same URL.
        // If yes, just go forward instead of inserting a duplicate history
        // element.
        const KURL& nextURL = m_history[m_historyIndex - 1].url();
        if (transformedURL == nextURL) {
            goForward();
            return;
        }
    }

    const KURL& currURL = m_history[m_historyIndex].url();
    if (currURL == transformedURL) {
        // don't insert duplicate history elements
        return;
    }

    updateHistoryElem();

    const TQValueListIterator<URLNavigator::HistoryElem> it = m_history.at(m_historyIndex);
    m_history.insert(it, HistoryElem(transformedURL));
    updateContent();
    emit urlChanged(transformedURL);
    emit historyChanged();

    // Prevent an endless growing of the history: remembering
    // the last 100 URLs should be enough...
    if (m_historyIndex > 100) {
        m_history.erase(m_history.begin());
        --m_historyIndex;
    }
}

const KURL& URLNavigator::url() const
{
    assert(!m_history.empty());
    return m_history[m_historyIndex].url();
}

KURL URLNavigator::url(int index) const
{
    assert(index >= 0);
    TQString path(url().prettyURL());
    path = path.section('/', 0, index);

    if (path.at(path.length()) != '/')
    {
        path.append('/');
    }

    return path;
}

const TQValueList<URLNavigator::HistoryElem>& URLNavigator::history(int& index) const
{
    index = m_historyIndex;
    return m_history;
}

void URLNavigator::goBack()
{
    updateHistoryElem();

    const int count = m_history.count();
    if (m_historyIndex < count - 1) {
        ++m_historyIndex;
        updateContent();
        emit urlChanged(url());
        emit historyChanged();
    }
}

void URLNavigator::goForward()
{
    if (m_historyIndex > 0) {
        --m_historyIndex;
        updateContent();
        emit urlChanged(url());
        emit historyChanged();
    }
}

void URLNavigator::goUp()
{
    setURL(url().upURL());
}

void URLNavigator::goHome()
{
    setURL(DolphinSettings::instance().homeURL());
}

void URLNavigator::setURLEditable(bool editable)
{
    if (isURLEditable() != editable) {
        m_toggleButton->toggle();
        slotClicked();
    }
}

bool URLNavigator::isURLEditable() const
{
    return m_toggleButton->state() == TQButton::On;
}

void URLNavigator::editURL()
{
    setURLEditable(true);
    m_pathBox->setFocus();
}

DolphinView* URLNavigator::dolphinView() const
{
    return m_dolphinView;
}

void URLNavigator::keyReleaseEvent(TQKeyEvent* event)
{
    TQHBox::keyReleaseEvent(event);
    if (isURLEditable() && (event->key() == TQt::Key_Escape)) {
        setURLEditable(false);
    }
}

void URLNavigator::slotReturnPressed(const TQString& text)
{
    // Parts of the following code have been taken
    // from the class KateFileSelector located in
    // kate/app/katefileselector.hpp of Kate.
    // Copyright (C) 2001 Christoph Cullmann <[email protected]>
    // Copyright (C) 2001 Joseph Wenninger <[email protected]>
    // Copyright (C) 2001 Anders Lund <[email protected]>

    KURL typedURL(text);
    if (typedURL.hasPass()) {
        typedURL.setPass(TQString());
    }

    TQStringList urls = m_pathBox->urls();
    urls.remove(typedURL.url());
    urls.prepend(typedURL.url());
    m_pathBox->setURLs(urls, KURLComboBox::RemoveBottom);

    setURL(typedURL);
    // The URL might have been adjusted by URLNavigator::setURL(), hence
    // synchronize the result in the path box.
    m_pathBox->setURL(url());
}

void URLNavigator::slotURLActivated(const KURL& url)
{
    setURL(url);
}

void URLNavigator::slotRequestActivation()
{
    m_dolphinView->requestActivation();
}

void URLNavigator::slotBookmarkActivated(int index)
{
    m_dolphinView->statusBar()->clear();
    m_dolphinView->requestActivation();

    KBookmark bookmark = DolphinSettings::instance().bookmark(index);
    m_dolphinView->setURL(bookmark.url());
}

void URLNavigator::slotContentsMoved(int x, int y)
{
    m_history[m_historyIndex].setContentsX(x);
    m_history[m_historyIndex].setContentsY(y);
}

void URLNavigator::slotClicked()
{
    updateContent();
    if (isURLEditable()) {
        m_pathBox->setFocus();
    }
    else {
        m_dolphinView->setFocus();
    }
}

void URLNavigator::updateHistoryElem()
{
    assert(m_historyIndex >= 0);
    const KFileItem* item = m_dolphinView->currentFileItem();
    if (item != 0) {
        m_history[m_historyIndex].setCurrentFileName(item->name());
    }
    m_history[m_historyIndex].setContentsX(m_dolphinView->contentsX());
    m_history[m_historyIndex].setContentsY(m_dolphinView->contentsY());
}

void URLNavigator::updateContent()
{
    const TQObjectList list = childrenListObject();
    if (list.isEmpty()) {
        return;
    }

    // set the iterator to the first URL navigator button
    TQObjectListIterator it(list);
    TQObject* object = 0;
    while ((object = it.current()) != 0) {
        if (object->inherits("URLNavigatorButton")) {
            break;
        }
        ++it;
    }

    // delete all existing URL navigator buttons
    TQPtrList<TQWidget> deleteList;
    while ((object = it.current()) != 0) {
        if (object->inherits("URLNavigatorButton")) {
            // Don't close and delete the navigator button immediatly, otherwise
            // the iterator won't work anymore and an object would get deleted more
            // than once (-> crash).
            deleteList.append(TQT_TQWIDGET(object));
        }
        ++it;
    }

    // now close and delete all unused navigator buttons
    TQPtrListIterator<TQWidget> deleteIter(deleteList);
    TQWidget* widget = 0;
    while ((widget = deleteIter.current()) != 0) {
        widget->close();
        widget->deleteLater();
        ++deleteIter;
    }

    m_bookmarkSelector->updateSelection(url());

    TQToolTip::remove(m_toggleButton);
    TQString path(url().prettyURL());
    if (m_toggleButton->state() == TQButton::On) {
        // TODO: don't hardcode the shortcut as part of the text
        TQToolTip::add(m_toggleButton, i18n("Browse (Ctrl+B, Escape)"));

        tqsetSizePolicy(TQSizePolicy::Minimum, TQSizePolicy::Fixed);
        m_pathBox->show();
        m_pathBox->setURL(url());
    }
    else {
        // TODO: don't hardcode the shortcut as part of the text
        TQToolTip::add(m_toggleButton, i18n("Edit location (Ctrl+L)"));

        tqsetSizePolicy(TQSizePolicy::Fixed, TQSizePolicy::Fixed);
        m_pathBox->hide();
        TQString dir_name;

        // get the data from the currently selected bookmark
        KBookmark bookmark = m_bookmarkSelector->selectedBookmark();
        //int bookmarkIndex = m_bookmarkSelector->selectedIndex();

        TQString bookmarkPath;
        if (bookmark.isNull()) {
            // No bookmark is a part of the current URL.
            // The following code tries to guess the bookmark
            // path. E. g. "fish://[email protected]/var/lib" writes
            // "fish://[email protected]" to 'bookmarkPath', which leads to the
            // navigation indication 'Custom Path > var > lib".
            int idx = path.tqfind(TQString("//"));
            idx = path.tqfind("/", (idx < 0) ? 0 : idx + 2);
            bookmarkPath = (idx < 0) ? path : path.left(idx);
        }
        else {
            bookmarkPath = bookmark.url().prettyURL();
        }
        const uint len = bookmarkPath.length();

        // calculate the start point for the URL navigator buttons by counting
        // the slashs inside the bookmark URL
        int slashCount = 0;
        for (uint i = 0; i < len; ++i) {
            if (bookmarkPath.at(i) == TQChar('/')) {
                ++slashCount;
            }
        }
        if ((len > 0) && bookmarkPath.at(len - 1) == TQChar('/')) {
            assert(slashCount > 0);
            --slashCount;
        }

        // create URL navigator buttons
        int idx = slashCount;
        bool hasNext = true;
        do {
            dir_name = path.section('/', idx, idx);
            const bool isFirstButton = (idx == slashCount);
            hasNext = isFirstButton || !dir_name.isEmpty();
            if (hasNext) {
                URLNavigatorButton* button = new URLNavigatorButton(idx, this);
                if (isFirstButton) {
                    // the first URL navigator button should get the name of the bookmark
                    // instead of the directory name
                    TQString text = bookmark.text();
                    if (text.isEmpty()) {
                        text = bookmarkPath;
                    }
                    button->setText(text);
                }
                button->show();
                ++idx;
            }
        } while (hasNext);
    }
}

#include "urlnavigator.moc"